Contact Us
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Tel: +8618822802390
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E-mail: admin@gvda-instrument.com
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WhatsApp: 8618822802390
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Add: Room 610-612, Huachuangda Business Building, District 46, Cuizhu Road, Xin'an Street, Bao'an, Shenzhen
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25
May
2026
Comparative Analysis on Merits and Demerits of Analog and Digital Multimeters
Comparative Analysis on Merits and Demerits of Analog and Digital Multimeters A pointer multimeter is an average value instrument with intuitive and visual reading indication. (Gen
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24
May
2026
Method to Judge Cable Breakpoints by Digital Multimeter
Method to Judge Cable Breakpoints by Digital Multimeter In addition to measuring basic parameters such as voltage, current, resistance, capacitance, and transistors, digital multim
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24
May
2026
Diode Forward Voltage Test with Digital Multimeter
Diode Forward Voltage Test with Digital Multimeter In this gear, the red probe is connected to the positive power supply inside the multimeter, and the black probe is connected to
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24
May
2026
Method for Locating Wire Breakpoints with Digital Multimeter
Method for Locating Wire Breakpoints with Digital Multimeter In addition to measuring basic parameters such as voltage, current, resistance, capacitance, and transistors, digital m
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24
May
2026
Selection Methods of Digital Multimeter
Selection Methods of Digital Multimeter There are hundreds of modes for a digital multimeter. Choosing a suitable digital multimeter is a headache. The problem is how to find a dig
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24
May
2026
Steps for DC Current Measurement with Multimeter
Steps for DC Current Measurement with Multimeter 1. Mechanical zeroing: Like measuring resistance and voltage, a multimeter must be mechanically zeroed before use. The mechanical z
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24
May
2026
Specific operating steps for voltage measurement with multimeter are as follows:
Specific operating steps for voltage measurement with multimeter are as follows: 1. Replace the multimeter switch to the appropriate position to determine whether the voltage being
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24
May
2026
Operating Steps for Resistance Measurement with Multimeter Resistance Gear
Operating Steps for Resistance Measurement with Multimeter Resistance Gear 1. Mechanical zeroing: Place the multimeter according to the placement method (MF47 type is horizontally
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24
May
2026
Structure of Analog Multimeter
Structure of Analog Multimeter There are many types of pointer multimeters, but their basic structures are similar. The structure of a pointer multimeter mainly consists of three p
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24
May
2026
Usage Methods and Protection Measures of Multimeter
Usage Methods and Protection Measures of Multimeter Regarding the use of a multimeter, this article mainly introduces the functions and usage methods of a pointer multimeter. A poi
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24
May
2026
Ten Techniques for Fault Diagnosis of Multimeters and Instruments
Ten Techniques for Fault Diagnosis of Multimeters and Instruments 1. Tapping and Pressing Method Intermittent malfunctions are mostly caused by poor contact or cold solder joints.L
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23
May
2026
Fluke 233 Wireless Display Multimeter Widely Applied
Fluke 233 Wireless Display Multimeter Widely Applied Since the global synchronous launch of its wireless display multimeter Fluke233 by Fluke in 2010, it has caused strong reaction
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23
May
2026
Usage and Precautions of Analog Multimeter and Oscilloscope Meter
Usage and Precautions of Analog Multimeter and Oscilloscope Meter (1) Mechanical zero position adjustment: Before use, check whether the pointer is at zero position. If it is not a
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23
May
2026
Selecting Computer Power Supply Using a Multimeter
Selecting Computer Power Supply Using a Multimeter Take a look - check if the materials used for the power supply are excellent, if the workmanship is fine, and if the layout is re
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23
May
2026
Introduction to Clever Use of Multimeter for Ground Resistance Measurement
Introduction to Clever Use of Multimeter for Ground Resistance Measurement In many cases, it is necessary to bury grounding bodies and lead out grounding levels in order to reliabl
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23
May
2026
Common Failures and Solutions for Digital Multimeters
Common Failures and Solutions for Digital Multimeters The most common digital multimeter generally has functions such as resistance measurement, on-off sound detection, diode forwa
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23
May
2026
Comparative Analysis of Advantages and Disadvantages of Analog and Digital Mu...
Comparative Analysis of Advantages and Disadvantages of Analog and Digital Multimeters A pointer multimeter is an average value instrument with intuitive and visual reading indicat
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23
May
2026
How to Judge the Quality of Piezoelectric Ceramics with Multimeter
How to Judge the Quality of Piezoelectric Ceramics with Multimeter Piezoelectric ceramics are a type of artificially synthesized piezoelectric material. When subjected to external
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23
May
2026
Five Principles for Multimeter Selection
Five Principles for Multimeter Selection (1) Selection of rated voltage level. In general, equipment with a rated voltage below 500V should use a 500V or 1000V megger; For equipmen
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23
May
2026
How to Identify Transistor Pins Using a Multimeter
How to Identify Transistor Pins Using a Multimeter Assuming we do not know whether the transistor being tested is NPN or PNP type, and cannot distinguish which electrode each pin i
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